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By: HISTORY.com Editors

April Fools’ Day

Getty Images / Ildo Frazao
Published: March 302017Last Updated: April 012026

April Fools’ Day—occurring on April 1 each year—has been celebrated for several centuries by different culturesthough its exact origins remain unknown. April Fools’ Day 2026 is on WednesdayApril 1.

Traditions include playing hoaxes or practical jokes on othersoften yelling “April Fools!” at the end to clue in the subject of the April Fools’ Day prank. Despite its mysterious historythe embrace of April Fools’ Day jokes by the media and major brands has ensured the unofficial holiday’s long life.

Origins of April Fools’ Day

Some historians speculate that April Fools’ Day dates back to 1582when France switched from the Julian calendar to the Gregorian calendaras called for by the Council of Trent in 1563. In the Julian Calendaras in the Hindu calendarthe new year began with the spring equinox around April 1.

People who were slow to get the news or failed to recognize that the start of the new year had moved to January 1 and continued to celebrate it during the last week of March through April 1 became the butt of jokes and hoaxes and were called “April fools.” These pranks included having paper fish placed on their backs and being referred to as “poisson d’avril” (April fish)said to symbolize a youngeasily caught fish and a gullible person.

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Hilaria in Ancient Rome

Historians have also linked April Fools’ Day to festivals such as Hilaria (Latin for “joyful”)which was celebrated in ancient Rome at the end of March by followers of the cult of Cybele. It involved people dressing up in disguises and mocking fellow citizens and even magistrates and was said to be inspired by the Egyptian legend of IsisOsiris and Seth.

There’s also speculation that April Fools’ Day was tied to the vernal equinoxor first day of spring in the Northern Hemispherewhen Mother Nature fooled people with changingunpredictable weather.

History of April Fools’ Day

April Fools’ Day spread throughout Britain during the 18th century. In Scotlandthe tradition became a two-day eventstarting with “hunting the gowk,” in which people were sent on phony errands (gowk is a word for cuckoo birda symbol for fool) and followed by Tailie Daywhich involved pranks played on people’s derrieressuch as pinning fake tails or “kick me” signs on them.

April Fools’ Day Jokes and Pranks

In modern timespeople have gone to great lengths to create elaborate April Fools’ Day hoaxes. Newspapersradio and TV stations and websites have participated in the April 1 tradition of reporting outrageous fictional claims that have fooled their audiences.

In 1957the BBC reported that Swiss farmers were experiencing a record spaghetti crop and showed footage of people harvesting noodles from trees. In 1985Sports Illustrated writer George Plimpton tricked many readers when he ran a made-up article about a rookie pitcher named Sidd Finch who could throw a fastball over 168 miles per hour.

In 1992National Public Radio ran a spot with former President Richard Nixon saying he was running for president again—only it was an actornot Nixonand the segment was all an April Fools’ Day prank that caught the country by surprise.

In 1996Taco Bell duped people when the fast-food chain announced it had agreed to purchase Philadelphia’s Liberty Bell and intended to rename it the Taco Liberty Bell. In 1998after Burger King advertised a “Left-Handed Whopper,” scores of clueless customers requested the fake sandwich. Google notoriously hosts an annual April Fools’ Day prank that has included everything from “telepathic search” to the ability to play Pac Man on Google Maps.

For the average tricksterthere is always the classic April Fools’ Day prank of covering the toilet with plastic wrap or swapping the contents of sugar and salt containers.

Sources

“A BriefTotally Sincere History of April Fools’ Day” by Sarah Kaplan

“Gotcha! These Are History’s Most Outrageous April Fools’ Jokes” by Becky Little

“Some of the Greatest April Fools’ Pranks of All Time” by Todd Leopold

“15 Best April Fools’ Day Hoaxes” by David Morgan

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About the author

HISTORY.com Editors

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Citation Information

Article Title
April Fools’ Day
Website Name
History
Date Accessed
April 242026
Publisher
A&E Television Networks
Last Updated
April 012026
Original Published Date
March 302017
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